---
kind: "section"
citation: "46 C.F.R. § 111.12-7"
title: "46"
number: "111.12-7"
heading: "Voltage regulation and parallel operation."
url: "https://uscodex.org/cfr/46/111.12-7"
---

# §111.12-7. Voltage regulation and parallel operation.

- (a) **For AC systems—** [sections 4-2-3](/cfr/46/4-2-3.md)/7.5.2, 4-2-4/7.5.2, 4-8-3/3.13.2, and 4-8-3/3.13.3 of the ABS Marine Vessel Rules (incorporated by reference; see [§ 110.10-1](/cfr/46/110.10-1.md) of this subchapter); and
- (b) **For DC systems—** [section 4-8-3](/cfr/46/4-8-3.md)/3.13.3(c) of the ABS Marine Vessel Rules, and IEC 60092-202:2016 and IEC 60092-301:1980 (both incorporated by reference; see [§ 110.10-1](/cfr/46/110.10-1.md) of this subchapter); and
- (c) **For mobile offshore drilling units—** [sections 6-1-7](/cfr/46/6-1-7.md)/5.17.2, 6-1-7/5.17.3, 6-1-7/5.19.2, and 6-1-7/5.19.3 of the ABS MOU Rules (incorporated by reference; see [§ 110.10-1](/cfr/46/110.10-1.md) of this subchapter).

## Notes

### Amendments

[USCG-2020-0075, 88 FR 16360, Mar. 16, 2023]

### Authority

Authority: 46 U.S.C. 3306, 3703; DHS Delegation No. 00170.1, Revision No. 01.2. Section 111.05-20 and Subpart 111.106 also issued under sec. 617, Pub. L. 111-281, 124 Stat. 2905.

### Source

Source: CGD 74-125A, 47 FR 15236, Apr. 8, 1982, unless otherwise noted.

### Amendments

[USCG-2020-0075, 88 FR 16360, Mar. 16, 2023]